> ## Documentation Index
> Fetch the complete documentation index at: https://turnkey-0e7c1f5b-bc-add-sdk-typedoc.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# FetchCompressedPublicKey

# Function: fetchCompressedPublicKey()

> **fetchCompressedPublicKey**(`input`): `Promise`\<\{ `compressedPublicKey`: `Uint8Array`; }>

Defined in: [cosmjs/src/index.ts:210](https://github.com/tkhq/sdk/blob/ee72856c3f450731d7501ab05001215768b71500/packages/cosmjs/src/index.ts#L210)

## Parameters

### input

#### client

`TurnkeyClient` | [`TurnkeyBrowserClient`](../../../sdk-browser/index/TurnkeyBrowserClient/readme) | [`TurnkeyServerClient`](../../../sdk-server/index/TurnkeyServerClient/readme)

#### organizationId

`string`

#### privateKeyId

`string`

## Returns

`Promise`\<\{ `compressedPublicKey`: `Uint8Array`; }>